The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7400076 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 15, 2008

Filed:

Jun. 26, 2006
Applicants:

Yoshinobu Utsumi, Tokyo, JP;

Shinji Nishimura, Tokyo, JP;

Yoshihito Asao, Tokyo, JP;

Inventors:

Yoshinobu Utsumi, Tokyo, JP;

Shinji Nishimura, Tokyo, JP;

Yoshihito Asao, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

The rotating electric machine has a stator coil wound around a stator, a magnetic pole and a signal rotor fixed to a rotor, and a detection stator, disposed opposite to the signal rotor, for detecting the rotational position of the rotor, characterized by further comprising an adjuster for adjusting the position of the signal rotor or the detection stator by supplying a direct current to a predetermined phase of the stator coil and then a direct current to a different phase from the predetermined phase to rotate the rotor by a predetermined angle or more and constrain the rotor.


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Utsumi, Yoshinobu. (2008). Rotating electric machine and method and device for positioning rotational position sensor for the machine (U.S. Patent No. 7400076). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7400076

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